A failed oxygen sensor could set the engine controller to "get home" mixture, which is on the rich side. The spark plugs should be examined for carbon deposits, and for electrode wear.
excessive amount of fuel, running too rich.
i have been having the same problem today i think it is because of the excessive amount of snow.
If you eat an excessive amount of fat, you might actually be physically sick. Eating an excessive amount if fat over a period of time can cause heart disease and obesity.
Seborrhea is a common skin problem that secrets and excessive amount of discharge of sebum from the sebaceous glands. The skin can start to have a red, itchy rash and white scales.
The legal amount on the breathalizer is .8 but an excessive amount is however much you cant handle (be 1-2, 2-3, etc.).
An excessive amount of baking soda would be double the amount called for in the recipe. This can impart a soda-ish taste to the muffins, cookies, whatever you are baking, but will not usually ruin them.
Peracetamol
Diabetes, or hyperglycemica
metrorrhagiaMenometrorrhagia is flow that is excessive in the amount and timing. Metrorrhagia is excessive number of days, and menorrhagia is excessive flow.
there would be an over excessive amount of flies
polygyria - a brain with an excessive amount of convolutions
it means a lot of some thing